I’ve been spending today building a script that check which line styles are used in the model, checking both the lines and filled region boundaries in order to determine this. I’ve also filtered out line styles with a negative Id, as I know they are undeletable. I have tried deleting them using the…

This one here should work [Screenshot 2021-05-25 233044]

Yes very strange, the same here :wink:

When i try to delete linestyles, its just set all the colors to black !

How are you checking which line styles are unused? Those pesky styles in a family with no instances might not be caught as one thought. There is also lines applied to a object style which no objects, and the like.

Correct me if I’m mistaken, but aren’t lines in families associated to object styles and line patterns? From my understand line styles only appear in detail/model lines, region borders (masking/filled) and line overrides (which I usually recommend against). Nodes will be in crumple soon for these st…

Gavin…dont think you need steamnodes or list clean, just a ootb delete…i just do it because i was sitting and playing…:wink:

Do the styles you want to delete show up in the purge unused list?

Line styles aren’t a purge candidate. I’ll check the element I’m returning as I suspect maybe I’m getting the graphic style versus the actual line style itself. The ‘subcategory’ from genius loci makes me think it’s a different element to target for the actual deletion element.

[image] GavinNicholls: Line styles aren’t a purge candidate Doh! I am getting it backwards as well… what I get for responding from my phone instead of doing some legwork.

No worries, almost solved it, and will credit the solution to sovitek once I’ve done so!

Cheers Gavin…but think the credit should go to Alban and his amazing package :wink:

Line Styles deleted by Dynamo still in project

Revit

sovitek May 27, 2021, 7:30am 2

Yes very strange, the same here

Topic		Replies	Views
Delete Line Styles Revit	9	4315	January 28, 2019
Purge Revit "Line Styles" Revit python , dynamo	1	4950	February 5, 2019
Revit Duplicating 1000s of Line Styles Revit revit , python , dynamo	28	5264	June 29, 2017
Delete Elements on specific LineStyles Revit	2	483	August 19, 2019
Deleting LineStyles from document / transaction problem? Revit revit , python , dynamo	2	263	November 6, 2020

Line Styles deleted by Dynamo still in project

Related topics